linux-kernel - Re: drivers/clocksource/timer-ti-dm.c:1039:34: warning: 'omap_timer

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Date:   Mon, 24 Oct 2022 08:30:38 +0300
From:   Tony Lindgren <tony@...mide.com>
To:     kernel test robot <lkp@...el.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Daniel Lezcano <daniel.lezcano@...aro.org>
Subject: Re: drivers/clocksource/timer-ti-dm.c:1039:34: warning:
 'omap_timer_match' defined but not used

* kernel test robot <lkp@...el.com> [221017 11:39]:
> Hi Tony,
> 
> First bad commit (maybe != root cause):
> 
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   9abf2313adc1ca1b6180c508c25f22f9395cc780
> commit: ab0bbef3ae0f6b5a3b60671cd0124d0fc4fc2567 clocksource/drivers/timer-ti-dm: Make timer selectable for ARCH_K3
> date:   3 months ago
> config: x86_64-buildonly-randconfig-r006-20221017
> compiler: gcc-11 (Debian 11.3.0-8) 11.3.0
> reproduce (this is a W=1 build):
>         # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ab0bbef3ae0f6b5a3b60671cd0124d0fc4fc2567
>         git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
>         git fetch --no-tags linus master
>         git checkout ab0bbef3ae0f6b5a3b60671cd0124d0fc4fc2567
>         # save the config file
>         mkdir build_dir && cp config build_dir/.config
>         make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/clocksource/
> 
> If you fix the issue, kindly add following tag where applicable
> | Reported-by: kernel test robot <lkp@...el.com>
> 
> All warnings (new ones prefixed by >>):
> 
> >> drivers/clocksource/timer-ti-dm.c:1039:34: warning: 'omap_timer_match' defined but not used [-Wunused-const-variable=]
>     1039 | static const struct of_device_id omap_timer_match[] = {
>          |                                  ^~~~~~~~~~~~~~~~

Seems like dropping of_match_ptr() is the way to go here.

Regards,

Tony